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When I look at an LED light bulb, I notice it seems to pulsate. I'm curious about two aspects: (1) Do different light sources actually emit light in pulses? I know LEDs flicker, but what about the sun...
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When I look at an LED light bulb, I notice it seems to pulsate. I'm curious about two aspects: (1) Do different light sources actually emit light in pulses? I know LEDs flicker, but what about the sun...